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2. Chen M, Wu A, Zhang L, et al. The increasing prevalence of myopia and high myopia among high school students in Fenghua city, eastern China: a 15-year population-based survey. BMC Ophthalmol. 2018;18(1):159. doi: 10.1186/s12886-018-0829-8.
3. Xiong S, Sankaridurg P, Naduvilath T, Zang J, Zou H, Zhu J, Lv M, He X, Xu X. Time spent in outdoor activities in relation to myopia prevention and control: a meta-analysis and systematic review. Acta Ophthalmol. 2017; 9 5 ( 6 ):551- 5 6 6 . d o i: 10 .1111/ a o s .13 4 0 3.
4. Two-year prospective, double-blind, randomized controlled clinical trial lead by Wenzhou Medical University Eye Hospital, China, 2021, on 78 myopic children wearing ZEISS MyoCare Rx lenses, 72 myopic children wearing ZEISS MyoCare S Rx lenses and 76 myopic children wearing ZEISS Single Vision lenses for 12 months. Unpublished results.